Application of Herman Hoeksema

. T , WORLEY, Chief Judge,

Hoeksema appeals from an affirmanceby the board of the rejection of claims 1 to H, 13 to 15 and 17 to 19 of his application1 for a patent on “Composition, of Matter and Process.”

The invention relates to the antibiotic-dihydronovobiocin and its preparation. According to appellant’s specification novobiocin exists in two crystalline forms-with only one structural formula, but-somewhat different physical properties. Appellant explains that Form 1 is readily absorbed into the blood stream fromaqueous vehicles, but Form 2 is not. Since administering novobiocin in aqueous…